Heavy duty mailing box 310x220x76mm. Made from strong corrugated board, this mailing box can withstand the toughest of journeys. The quick and easy Fastfold pop up design allows for almost instant use. The strong adhesive self-seal strip creates a secure closure to keep contents safe during transit, and a simple tear strip allows for easy access when it arrives at its destination. Pre-printed address and sender labels allow for easy identification. This promotion includes a pack of 10 mailing boxes with a pack of 12 Sharpie pens